code: def params(self):
      return self.in_params + self.out_params
  
imports: import string
  import numpy
  from cupy._core import _codeblock
  from cupy._core._fusion_variable import _TraceVariable
  from cupy._core._fusion_variable import _TraceArray
  from cupy._core._fusion_variable import _VariableSet
  from cupy._core import _fusion_thread_local
  from cupy._core import _kernel
  from cupy._core import _reduction
  from cupy._core._scalar import get_typename
label_desc: Use image node_id 2 for calling the _ReductionTraceOp obj's underlying member method code with example usage: obj.params() and returns: unknown